Archive for Hardware
The Pros & Cons Of Hosting The Site Yourself
DO-IT-YOURSELF You host the Web site yourself, relying purely on
in-house resources except for the external connectivity. PROS: *
No service costs to pay * You have total control over the
application CONS: * Can be difficult and expensive to maintain
the required expertise * You may not have an ideal physical
environment * Coping with future increase in demand [...]
Security Risks and Ways to Decrease Vulnerabilities in a 802.11b Wireless Environment
Introduction
This document explains topics relating to wireless networks. The main topics discussed include, what type of vulnerabilities exist today in 802.11 networks and ways that you can help prevent these vulnerabilities from happening. Wireless networks have not been around for many years. Federal Express has been using a type of wireless networks, common to the [...]
A Guide to Refurbished Laptops
Computing freedom, independence, and mobility don’t have to come with a hefty price tag.
Manufacturers refurbish laptop computers that have been returned. The laptop might have a scratched screen or other minor blemish. In some cases, the laptop was an unwanted gift or its packaging was dented. The laptop is inspected by the manufacturer, tested for [...]
Buying a Plasma or LCD TV FAQs
This article focuses on frequently asked questions by buyers of plasma and LCD televisions.
Q: Does the “plasma” in plasma televisions need to be recharged or replaced over time?
A: No. The plasma gases are sealed in individual cells when they are manufactured. There is no way to recharge or replace the gases. However, plasma TVs, when [...]
What Is A Crystal? And How To Test It
Crystal are use to keep the frequency of the clock from drifting. If the signal from this clock stops, or is weak, or the pulses begin to vary, the electronic equipments might show intermittent faults or might stop altogether. The microprocessor pins that hold the crystal are usually called OSC IN and OSC OUT as [...]
3 Easy Step To Locate A Real Bargain On Laptop Batteries
Looking for a real bargain on laptop batteries? How do I know the batteries are running good as advertised? Which merchants are offering quality rechargeable cells? Where can I get the bargain? Where to buy?
Many of you have some of these questions? Certainly!!. We surely want to saving our hard to earn $$ and only [...]
An Inexpensive Solution to Securing Public Access Computers
Offering secure public Internet access is not as easy as it may seem. As the IT manager for a mid-sized public library, it’s become apparent to me that creating a secure network of library workstations for use by the public is more important than ever before. System administrators have the responsibility of protecting the library’s [...]
Rackmount Computer Keyboards
The other piece of vital equipment to accompany the rack mount computers and the monitors are the rack mount computer keyboards. Rackmount computer keyboards are built with durability and reliability in mind.
Most keyboards in home systems get attacked by cookie crumbs, soft drinks, children’s sticky fingers and a whole host of other awful things and [...]
A Technical Introduction to Audio Cables
What is so important about cables anyway?
One of the most common questions asked by consumers faced with purchasing cables for their audio or home theater system is, "What is so important about cables anyway?" They can cost as much or more than some of the hardware in the system and to many it is difficult [...]
LCD Monitors: A Catching-On Technology
If you’ve been in the market for a new computer monitor fairly recently, you might have noticed just how many more LCD monitors you see in the stores now.
It’s obvious that the main benefit that’s being pushed about computer LCD monitors is that they’re flat, and you can put them almost anywhere, but you might [...]